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Subject: Re: Question about hash-tb size for Gambit

Author: Christophe Theron

Date: 18:51:14 04/26/01

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On April 26, 2001 at 19:56:29, Bertil Eklund wrote:

>
>Hi!
>
>I want to ask you what size you recommend for hash and Tb with 256mb.
>Deep-Fritz and Tiger/Gambit are first out on the new hardware Athlon1200 256mb.
>
>Bertil



Hi Bertil!



So the SSDF is going to use A1200/256M from now on! That's news!

On this computer I would recommend 192Mb hash tables and 32Mb TB cache.

But please make sure that this setting does not slow the program down
dramatically. It depends on your system, so please try with for example one
middlegame position and one deep endgame position.

Try with 64Mb HT and 192Mb HT. Set up the program to reach a fixed depth on your
middlegame position. If the NPS is almost the same with 64Mb and 192Mb, then
it's OK to use 192Mb HT.

Then set the HT to 192Mb (if it is OK), then load the endgame position. Same
experiment at fixed depth, but this time with 1Mb TB cache and 32Mb TB cache.

But that's a very classical way to test these things, I'm sure you are used to
this procedure already.



    Christophe



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